Figure 3

Immunohistochemical stains. (A-B) CD20+ B-cells were almost absent in the lymphocytic infiltrate; (C-D) a heterogeneous population of CD4+ and CD8+ T-cells was present.
Immunohistochemical stains. (A-B) CD20+ B-cells were almost absent in the lymphocytic infiltrate; (C-D) a heterogeneous population of CD4+ and CD8+ T-cells was present.